2 Matching Results
Results open in a new window/tab.
Results:
1 - 2 of
2
Toy
Patent for a toy particularly adapted for the amusement of small children.
Date:
May 29, 1914
Creator:
Boyle, Frank J.
System:
The Portal to Texas History
Internal Combusion System
Patent for new and useful Internal-Combustion Engine. Improves the provision of an engine which the cylinder is provided with a semi-spherical upper end, fr the rotatable reception of similar shaped power cylinder carrying shell. Specification of letter patent with illustration. Serial number 789.146
Date:
May 12, 1914
Creator:
Clough, George G.
System:
The Portal to Texas History